Fairview Microwave has a broad selection of solid state GaN Power Amplifiers available.
Frequencies range from 30 MHz to 7.5 GHz, while Psat levels range from 10 watts to 100 watts, and operating temperatures range from -40°C to +85°C. They also have high output load impedance and single voltage supplies are internally regulated.
Some models have integrated heat sinks and cooling fans, and most models are EAR99.